نتایج جستجو برای: bluetooth

تعداد نتایج: 4559  

Journal: :Proceedings on Privacy Enhancing Technologies 2019

2002
Andrea Zanella Andrea Tonello Silvano Pupolin

In this paper we propose a simple method to evaluate the impact of fading and inter-piconet interference on Bluetooth performance. We consider in detail the joint effect, on packet error statistics, of interference produced by adjacent Bluetooth piconets and fading. Hence, we illustrate the proposed method by investigating the potential performance tradeoff among the different radio packet form...

2007
David Perez Diaz de Cerio José Luis Valenzuela Ángela Hernández-Solana Antonio Valdovinos

In this paper we present a hybrid Physical and Medium Access Control protocol for a Wireless LAN which is designed to support both synchronous (voice) and asynchronous (data) traffic. The protocol is designed using a modified Bluetooth core and 802.11e radio access, where the voice service is supported by Bluetooth whereas data and video services are provided by 802.11e. The Bluetooth radio acc...

2003
Simon Baatz Matthias Frank Peter Martini Christoph Scholz

This paper presents a model for the expected throughput in a Bluetooth network in presence of a number of other Bluetooth networks that cause radio interference. The analysis considers unidirectional traffic and makes worst-case assumptions on the effect of radio interference. In order to verify the model, simulation results are presented. The results from this work may be very useful when desi...

2006
Vinod Vokkarane

Bluetooth technology is a radio system that is used for wireless networking. It uses a master/slave design, where any of the units can function as either a master or a slave allowing greater functionality. This paper will provide some general information on Bluetooth technology as well as the architecture and protocols used within a Bluetooth system. The layers that some of these protocols resi...

2003
Steven Case

The Bluetooth protocols have been developed to support wireless transmission within personal area networks; primarily serving as a cable replacement technology for mobile devices. The standard protocol provides support for synchronous transmission of audio and asynchronous transmission of data. In general, the standard was developed to use synchronous connection-oriented (SCO) channels to trans...

2005
Imran Ashraf Athanasios Gkelias Leila Musavian Mischa Dohler A. H. Aghvami

Multiple Bluetooth piconets operating in the globally available 2.4-GHz Industrial, Scientific and Medical (ISM) band are likely to co-exist in a physical environment, supporting applications such as wireless earphones, keyboards etc. An independently operating Bluetooth piconet will inevitably encounter the interference from collocated piconets, which results in individual piconet as well as o...

2008
Keijo Haataja

In this paper, we investigate how various Bluetooth security attacks in progress can be prevented and stopped by monitoring communication for discovery of such attacks. Moreover, we propose an idea of the new efficient Intrusion Detection and Prevention System for Bluetooth networks to prevent attacks in progress. Proposed system is based on the set of rules that are used to identify strange co...

2004
Albert Huang

We present a low cost and easily deployed infrastructure for location aware computing that is built using standard bluetooth® technologies and personal computers. Mobile devices are able to determine their location to room-level granularity with existing bluetooth technology, and to even greater resolution with the use of the recently adopted bluetooth 1.2 specification, all while maintaining c...

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